Year	Number
2007-01-01	1049054
2008-01-01	1035815
2009-01-01	1036446
2010-01-01	1122287
2011-01-01	1134060
2012-01-01	2520128
2013-01-01	2922394
2014-01-01	3002317
2015-01-01	3227450
2016-01-01	3322813
2017-01-01	3299186